ASoC: soc-core.c: use devm_snd_soc_register_dai()

It is still using snd_soc_{un}register_dai() manually.
Let's use devm_snd_soc_register_dai().

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

sound/soc/soc-core.c

@@ -2542,49 +2542,29 @@ struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component,
 }
 EXPORT_SYMBOL_GPL(snd_soc_register_dai);
 
-/**
- * snd_soc_unregister_dais - Unregister DAIs from the ASoC core
- *
- * @component: The component for which the DAIs should be unregistered
- */
-static void snd_soc_unregister_dais(struct snd_soc_component *component)
-{
-	struct snd_soc_dai *dai, *_dai;
-
-	for_each_component_dais_safe(component, dai, _dai)
-		snd_soc_unregister_dai(dai);
-}
-
 /**
  * snd_soc_register_dais - Register a DAI with the ASoC core
  *
  * @component: The component the DAIs are registered for
  * @dai_drv: DAI driver to use for the DAIs
  * @count: Number of DAIs
  */
-static int snd_soc_register_dais(struct snd_soc_component *component,
-				 struct snd_soc_dai_driver *dai_drv,
-				 size_t count)
+static int devm_snd_soc_register_dais(struct snd_soc_component *component,
+				      struct snd_soc_dai_driver *dai_drv,
+				      size_t count)
 {
 	struct snd_soc_dai *dai;
 	unsigned int i;
-	int ret;
 
 	for (i = 0; i < count; i++) {
-		dai = snd_soc_register_dai(component, dai_drv + i, count == 1 &&
-					   component->driver->legacy_dai_naming);
-		if (dai == NULL) {
-			ret = -ENOMEM;
-			goto err;
-		}
+		dai = devm_snd_soc_register_dai(component->dev,
+						component, dai_drv + i, count == 1 &&
+						component->driver->legacy_dai_naming);
+		if (!dai)
+			return -ENOMEM;
 	}
 
 	return 0;
-
-err:
-	snd_soc_unregister_dais(component);
-
-	return ret;
 }
 
 #define ENDIANNESS_MAP(name) \
@@ -2635,8 +2615,6 @@ static void snd_soc_del_component_unlocked(struct snd_soc_component *component)
 {
 	struct snd_soc_card *card = component->card;
 
-	snd_soc_unregister_dais(component);
-
 	if (card)
 		snd_soc_unbind_card(card, false);
 
@@ -2687,7 +2665,7 @@ int snd_soc_add_component(struct snd_soc_component *component,
 		}
 	}
 
-	ret = snd_soc_register_dais(component, dai_drv, num_dai);
+	ret = devm_snd_soc_register_dais(component, dai_drv, num_dai);
 	if (ret < 0) {
 		dev_err(component->dev, "ASoC: Failed to register DAIs: %d\n",
 			ret);